linux-kernel - Re: snd_pcm lockdep report from 3.3-rc6

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Message-ID: <20120312174803.GA1946@redhat.com>
Date:	Mon, 12 Mar 2012 13:48:03 -0400
From:	Dave Jones <davej@...hat.com>
To:	Takashi Iwai <tiwai@...e.de>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: snd_pcm lockdep report from 3.3-rc6

On Mon, Mar 12, 2012 at 06:42:48PM +0100, Takashi Iwai wrote:

 > No, the check above should be correct.  The code tries to re-lock when
 > the stream is linked like group-lock -> stream-lock.
 > 
 > However, that code is known to be too tricky and messy for long time.
 > It'd be really better to get rid of this complexity.  I tried some
 > times but failed to reach to the final goal due to lack of time.
 > 
 > OK, let me respin my old patch.  The refreshed one is attached below.
 > (Note that it's totally untested.  I have to leave my office now,
 >  sorry for that.  Let me know if the wonder happens and it works :)

it certainly makes the code look a little simpler!
I'll run with it for a while, and see if anything falls out.

thanks,

	Dave
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